What is the maximum transmission distance and transmitter laser type for this 10G CWDM SFP+ optic?

The module features a cooled EML laser transmitter paired with a high-sensitivity PIN photodiode, delivering a maximum link distance of up to 40km over standard G.652 single-mode fiber (SMF).

Can I use this CWDM 1570nm module over a standard duplex LC single-mode fiber patch cable without an optical multiplexer?

Yes, you can use it over a direct point-to-point duplex LC SMF link up to 40km, provided both ends operate on the matched 1570nm wavelength, or connect it through a CWDM MUX DEMUX filter to combine multiple wavelengths over a single fiber pair.

Does the LS-CW5710-40C module support real-time Digital Diagnostics Monitoring (DDM/DOM) for optical power tracking?

Absolutely. It features integrated DDM/DOM via a 2-wire serial interface according to SFF-8472, allowing network engineers to monitor real-time RX/TX optical power, temperature, laser bias current, and supply voltage.

Are these LINK-PP LS-CW5710-40C 10G SFP+ CWDM 1570nm 40km transceivers fully compatible with Cisco and Dell switches without vendor lock-in warnings?

Yes, these transceivers are fully SFP+ MSA and SFF-8472 compliant, engineered to support OEM compatibility across major switch brands including Cisco, Dell, Juniper, Arista, and Mikrotik for seamless plug-and-play installation.

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LINK-PP LS-CW5710-40C 10G SFP+ CWDM 1570nm 40km DOM Duplex LC SMF Optical Transceiver Module

Name: LINK-PP LS-CW5710-40C 10G SFP+ CWDM 1570nm 40km DOM Duplex LC SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 190645
Price: 220.16 USD
Availability: InStock
Rating: 5 (49 reviews)

Product: LINK-PP LS-CW5710-40C 10G SFP+ CWDM 1570nm 40km DOM Duplex LC SMF Optical Transceiver Module
SKU: 190645
P/N: LS-CW5710-40C
Price: $ 256
Stock: 580 in Stock
Sold: 320
Product URL: https://www.l-p.com/products/484293.htm

For Order Over $1000 Get $15.00 Off , Code: Linkpp15

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49 Reviews

4 Questions

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$ 256

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Manufacture: LINK-PP P/N: LS-CW5710-40C SKU: 190645

Compatible:: Cisco; LINK-PP; Alcatel-Lucent; Brocade; Ciena; Dell; FS; Generic; H3C; HPE; Juniper

Wavelength:: 1270nm; 1290nm; 1310nm; 1330nm; 1350nm; 1370nm; 1390nm; 1410nm; 1430nm; 1450nm; 1470nm; 1490nm; 1510nm; 1530nm; 1550nm; 1570nm; 1590nm; 1610nm

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Estimated delivery time : 3-10 days.

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LINK-PP LS-CW5710-40C 10G SFP+ Specifications

The LINK-PP LS-CW5710-40C 10G SFP+ transceiver offers dependable 10Gbps connectivity at the 1570 nm CWDM wavelength and supports transmission distances of up to 40 km over SMF. Its hot-pluggable SFP+ form factor enables easy integration into LINK-PP-compatible networking equipment.

LINK-PP Part Number	LS-CW5710-40C	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1570nm	Max Cable Distance	40km
Connector	Duplex LC	Media	SMF
Transmitter Type	EML	Receiver Type	PIN
TX Power	-1 to +5dBm	RX Power	-23 to -6dBm
Receiver Sensitivity	<-16dBm	Receiver Overload	0dBm
Operating Temperature Range	0 to 70°C	Protocols	SFP+ MSA Compliant, SFF 8472,SFF 8431,802.3ae, ITU-T

Key Features of LINK-PP LS-CW5710-40C 10G SFP+

The LINK-PP LS-CW5710-40C module supports long-distance optical communication of up to 40 kilometers. Featuring a duplex LC interface and integrated DOM functionality, it ensures secure connectivity while enabling real-time performance tracking for easier network management and maintenance.

LINK-PP LS-CW5710-40C 10G SFP+ Optical Module

The LINK-PP LS-CW5710-40C 10G SFP+ module is a high-performance CWDM transceiver that includes an EML laser transmitter, a PIN photodiode with TIA, and an MCU-powered control unit for reliable and efficient data transfer.

LS-CW5710-40C: 10 Gbps Connectivity for Next-generation Networks

Supporting data rates of up to 10.7Gbps, the LINK-PP LS-CW5710-40C module provides the speed and responsiveness needed for backbone, aggregation, and metro networks.

LS-CW5710-40C Module with CWDM Technology for Fiber Efficiency

This CWDM SFP+ module maximizes fiber capacity by utilizing CWDM technology, which enables multiple wavelengths to be transmitted over a single fiber strand, thereby eliminating the need for additional cable during network expansion.

LS-CW5710-40C Module with 1570nm Wavelength

This LINK-PP LS-CW5710-40C 10G SFP+ module is well tuned to the 1570nm CWDM channel, reducing interference and ensuring consistent signal transmission throughout multi-channel deployments.

LS-CW5710-40C Module Supporting 40km Transmission

The LINK-PP LS-CW5710-40C optical module supports 10G data transmission of up to 40 kilometers over SMF. This makes it well-suited for inter-campus and metro networks, as well as other long-distance applications.

LS-CW5710-40C Module with Duplex LC Interface

The standardized duplex LC interface simplifies installation and replacement, ensuring quick upgrades and minimizing network downtime.

LS-CW5710-40C Module with DOM for Real-Time Monitoring

Thanks to its DOM functionality, the LINK-PP LS-CW5710-40C module supports predictive maintenance through live telemetry data (temperature, voltage, TX/RX).

LINK-PP LS-CW5710-40C 10G SFP+ Certification

LINK-PP produces its optical modules under the ISO 9001 quality management system and meets global standards, including CE, RoHS, and FCC, to guarantee dependable and safe performance.

LS-CW5710-40C Quality Testing Program

A comprehensive validation process is carried out to verify the optical performance, operational stability, and overall reliability of each optical transceiver.

LS-CW5710-40C Quality Certifications

All LINK-PP modules conform to ISO 9001, CE, RoHS, and FCC certifications through strict QC procedures.

LS-CW5710-40C Certified for Reliable Host-Device Compatibility

Each transceiver is tested to ensure reliable integration with the LINK-PP host.

Rigorous Testing Ensures Reliable SFP+ Performance

A complete validation process ensures consistent signal quality and durability. Visit the LINK-PP Test Support Center for detailed information.

Rigorous Testing Ensures Reliable Transceiver Performance

Optical Spectrum Test

Performs a spectral analysis to ensure optimal spectral performance.

Eye Pattern Test

Evaluates waveform clarity to minimize intersymbol interference.

Bit Error Rate Test

Ensures low error rates and reliable data delivery across the link.

Temperature Test

Maintains stable performance in varied environments.

Product Shipping for LINK-PP LS-CW5710-40C 10G SFP+

Before leaving the warehouse, every module from LINK-PP is carefully protected against static and handling damage, ensuring reliable shipment worldwide.

Anti-Static Protective Packaging

Anti-static protection keeps optical modules safe from electrostatic risks.

Shock-Resistant Transport Protection

Reinforced packaging cushions products against transport shocks.

Fast Order Processing and Dispatch

Efficient logistics coordination speeds up dispatch times.

Global Logistics and International Delivery

Cross-region shipping is handled by dependable global carriers.

LINK-PP LS-CW5710-40C 10G SFP+ Usage Demonstration

The LINK-PP LS-CW5710-40C 10G CWDM SFP+ transceiver offers a cost-efficient solution for expanding enterprise, telecom, and metro networks. Its long-reach capability and CWDM support increase bandwidth capacity while reducing reliance on additional fiber infrastructure.

LS-CW5710-40C Technical Support

LINK-PP provides professional technical support, including pre-sales consultation, compatibility verification, and post-deployment troubleshooting to ensure smooth network operation.

Pre-Sales Technical Consultation

Professional technical guidance to help customers select the most suitable LS-CW5710-40C modules based on network architecture and application requirements.

Compatibility Verification Support

Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.

Deployment & Installation Assistance

Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.

Long-Term Technical Assurance

Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.

LINK-PP LS-CW5710-40C 10G SFP+ After-Sales Assurance

LINK-PP provides after-sales support for the smooth deployment and reliable operation of the optical modules.

15-day no-reason return and refund

Free replacement for dead-on-arrival (DOA) or defective items within the initial period

Free repair services for manufacturing defects throughout the warranty period

Warranty exclusions and conditions apply

Model Comparison Table

	Current Model LS-CW5710-40C Wavelength: 1570nm	LS‑DW4010‑40C Wavelength: C40	LS-DW3910-40C Wavelength: C39	LS-DW3810-40C Wavelength: C38	LS-DW3710-40C Wavelength: C37	LS-DW3610-40C Wavelength: C36

Compatible	LINK-PP	LINK-PP	LINK-PP	LINK-PP	LINK-PP	LINK-PP
Data Rate (Max)	10.7Gbps	10.7Gbps	10.7Gbps	10.7Gbps	10.7Gbps	10.7Gbps
Wavelength	1570nm	1545.32nm	1546.12nm	1546.92nm	1547.71nm	1548.51nm
Connector	Duplex LC	Duplex LC	Duplex LC	Duplex LC	Duplex LC	Duplex LC
Cable Distance (Max)	40km	40km	40km	40km	40km	40km
Cable Type	SMF	SMF	SMF	SMF	SMF	SMF
TX Power	-1 to +5dBm	-1 to +2dBm	-1 to +2dBm	-1 to +2dBm	-1 to +2dBm	-1 to +2dBm
Receiver Sensitivity	-23 to -6dBm	-15.5dBm	-15.5dBm	-15.5dBm	-15.5dBm	-15.5dBm
Operating Temperature	0 to 70°C	0 to 70°C	0 to 70°C	0 to 70°C	0 to 70°C	0 to 70°C
Temperature	Commercial	Commercial	Commercial	Commercial	Commercial	Commercial
Form Factor	SFP+	SFP+	SFP+	SFP+	SFP+	SFP+
Transmitter Type	EML	EML	EML	EML	EML	EML
Receiver Type	PIN	PIN	PIN	PIN	PIN	PIN
Receiver Overload	0dBm
Protocols	SFP+ MSA Compliant, SFF 8472,SFF 8431,802.3ae, ITU-T	SFP+ MSA, CPRI, eCPRI, SFF-8472, SFF-8431	SFP+ MSA, CPRI, eCPRI, SFF-8472, SFF-8431	SFP+ MSA, CPRI, eCPRI, SFF-8472, SFF-8431	SFP+ MSA, CPRI, eCPRI, SFF-8472, SFF-8431	SFP+ MSA, CPRI, eCPRI, SFF-8472, SFF-8431

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Questions & Answers
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Q: What is the maximum transmission distance and transmitter laser type for this 10G CWDM SFP+ optic? By B***z on 2026-04-06

A: The module features a cooled EML laser transmitter paired with a high-sensitivity PIN photodiode, delivering a maximum link distance of up to 40km over standard G.652 single-mode fiber (SMF). By admin on 2026-04-06
Q: Can I use this CWDM 1570nm module over a standard duplex LC single-mode fiber patch cable without an optical multiplexer? By G***s on 2026-03-27

A: Yes, you can use it over a direct point-to-point duplex LC SMF link up to 40km, provided both ends operate on the matched 1570nm wavelength, or connect it through a CWDM MUX DEMUX filter to combine multiple wavelengths over a single fiber pair. By admin on 2026-03-27
Q: Does the LS-CW5710-40C module support real-time Digital Diagnostics Monitoring (DDM/DOM) for optical power tracking? By A***l on 2025-08-27

A: Absolutely. It features integrated DDM/DOM via a 2-wire serial interface according to SFF-8472, allowing network engineers to monitor real-time RX/TX optical power, temperature, laser bias current, and supply voltage. By admin on 2025-08-28
Q: Are these LINK-PP LS-CW5710-40C 10G SFP+ CWDM 1570nm 40km transceivers fully compatible with Cisco and Dell switches without vendor lock-in warnings? By P***z on 2024-02-24

A: Yes, these transceivers are fully SFP+ MSA and SFF-8472 compliant, engineered to support OEM compatibility across major switch brands including Cisco, Dell, Juniper, Arista, and Mikrotik for seamless plug-and-play installation. By admin on 2024-02-24

Customer Reviews
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G***z

Sweden

Verified Purchase

5 .0

2026-04-29

Worked instantly.

23 Helpful vote Comments

C***n

Brazil

Verified Purchase

5 .0

2026-04-07

Flawless compatibility with Arista 7050SX switches! Hot-pluggable design saved us maintenance downtime during our core network expansion. =)

88 Helpful vote Comments

C***z

Romania

Verified Purchase

5 .0

2026-03-30

Fast setup.

26 Helpful vote Comments

R***g

Poland

Verified Purchase

5 .0

2026-03-16

Excellent CWDM 1570nm transceiver for campus fiber backbone links! Optical power levels on DDM are right on target across a 28km single-mode fiber span. =D

3 Helpful vote Comments

C***n

Belarus

Verified Purchase

5 .0

2026-03-11

Works great in our Mikrotik CCR2116 router. The duplex LC SMF connection locked in at 10G Ethernet with zero bit errors logged so far. ;)

75 Helpful vote Comments

S***r

Bangladesh

Verified Purchase

5 .0

2026-02-18

Very reliable.

18 Helpful vote Comments

R***k

Hong Kong

Verified Purchase

5 .0

2025-11-12

Solid performance.

76 Helpful vote Comments

S***n

Netherlands

Verified Purchase

5 .0

2025-09-18

Recommended.

79 Helpful vote Comments

A***s

Indonesia

Verified Purchase

5 .0

2025-08-14

Using these 10G SFP+ CWDM 1570nm 40km modules to link our high-speed 10G NAS storage node across two campus buildings. The signal-to-noise ratio is pristine and file transfer latency dropped noticeably. =D

24 Helpful vote Comments

R***z

Malaysia

Verified Purchase

5 .0

2025-08-04

Got these for a remote telecom cabinet deployment. The DDM/DOM real-time operating parameter readout matches our optical power meter readings within 0.2dB. Excellent engineering from LINK-PP! =)

58 Helpful vote Comments

A***n

Romania

Verified Purchase

5 .0

2025-06-18

Upgraded our long-haul enterprise ring with these SFP+ 10G CWDM modules. The duplex LC/UPC connector clicks in firmly, and the optical link budget easily handled our 32km single-mode fiber run with budget to spare. ;)

86 Helpful vote Comments

D***n

Canada

Verified Purchase

5 .0

2025-04-01

Prompt service, good price, excellent quality product -- what more can you ask?

43 Helpful vote Comments

L***z

Norway

Verified Purchase

5 .0

2025-03-16

Plugged into our Cisco Nexus 9300 switch and linked up instantly at full 10Gbps speed without needing any force-config commands. :)

35 Helpful vote Comments

F***n

Spain

Verified Purchase

5 .0

2025-02-28

Great shopping experience. Can't wait to get my items...

96 Helpful vote Comments

E***s

United Arab Emirates

Verified Purchase

5 .0

2025-02-21

Replaced expensive OEM optical transceivers with LINK-PP in our ISP aggregation point. The 1570nm wavelength channel works seamlessly alongside our existing 1510nm and 1530nm CWDM channels without any optical crosstalk.

63 Helpful vote Comments

N***s

Belarus

Verified Purchase

5 .0

2025-01-29

Running these on a high-density switch faceplate for 10G Ethernet ring redundancy. The low power consumption keeps server rack thermals manageable during peak traffic hours. :-D

74 Helpful vote Comments

L***z

Austria

Verified Purchase

5 .0

2025-01-13

High quality.

15 Helpful vote Comments

J***s

Taiwan, Province of China

Verified Purchase

4 .0

2024-12-25

Transceiver works fine on 40km SMF, but DHL delivery took an extra two days due to customs holding the paperwork. =/

11 Helpful vote Comments

M***n

Bulgaria

Verified Purchase

5 .0

2024-12-02

I've always had good luck purchasing with LINK-PP. Excellent pricing and quick shipping.

14 Helpful vote Comments

M***s

Spain

Verified Purchase

5 .0

2024-11-26

We deployed a batch of these LINK-PP LS-CW5710-40C optics inside an outdoor enclosure for 5G basehaul transport. Operating temperatures stayed well within tolerance during summer, and the PIN photodiode receiver sensitivity holds strong with low attenuation. Solid build quality!

9 Helpful vote Comments

O***t

Belgium

Verified Purchase

5 .0

2024-11-09

Excellent service. They called and emailed when a part ordered had incorrect description, and they corrected the order with a better part for free.

36 Helpful vote Comments

R***e

Ukraine

Verified Purchase

5 .0

2024-11-03

I had a good experience with Link-PP. Hope to do more business in the future.

30 Helpful vote Comments

E***s

Malaysia

Verified Purchase

5 .0

2024-10-26

Perfect optics.

49 Helpful vote Comments

E***e

Italy

Verified Purchase

5 .0

2024-10-22

Excellent build.

70 Helpful vote Comments

A***r

Canada

Verified Purchase

5 .0

2024-09-24

Purchased 8 units of these 10G 1570nm 40km DOM optics for enterprise data center interconnects over passive CWDM MUX DEMUX units. Real-time digital diagnostic monitoring via SFF-8472 makes optical power monitoring super easy through SNMP. :-D

62 Helpful vote Comments

M***n

Romania

Verified Purchase

5 .0

2024-09-22

Hot-pluggable and fully SFP+ MSA compliant. Tested across extreme indoor computer room temperatures with no laser drift or optical power dropped. :)

21 Helpful vote Comments

T***e

Romania

Verified Purchase

5 .0

2024-08-15

I'm extremely satisfied with my purchase.

35 Helpful vote Comments

C***z

France

Verified Purchase

5 .0

2024-07-29

Flawless 10G CWDM SFP+ module. Hit 10G line rate on a 35km link using a cooled EML laser transmitter. High-efficiency transceivers! :-D

30 Helpful vote Comments

M***s

Singapore

Verified Purchase

5 .0

2024-07-25

it’s always a pleasure to do business with LINK-PP.

63 Helpful vote Comments

M***z

Turkey

Verified Purchase

5 .0

2024-06-04

Perfect link!

61 Helpful vote Comments

L***l

Norway

Verified Purchase

5 .0

2024-04-01

Excellent service once again from l-p.com

60 Helpful vote Comments

J***r

Romania

Verified Purchase

5 .0

2024-03-28

I'm so excited about using it. yes for 100% I will recommend .

75 Helpful vote Comments

R***t

Israel

Verified Purchase

5 .0

2024-03-17

Flawless link.

12 Helpful vote Comments

H***s

Nepal

Verified Purchase

5 .0

2024-02-18

Great value!

91 Helpful vote Comments

N***s

Iran, Islamic Republic of

Verified Purchase

4 .0

2024-01-21

The optic performance is rock solid on our Juniper MX204, but the outer cardboard box arrived slightly squished. Glad the anti-static packaging kept the duplex LC interface unharmed.

70 Helpful vote Comments

N***l

Maldives

Verified Purchase

5 .0

2023-12-31

Nice and easy to set account. Now waiting delivery.Thanks.

49 Helpful vote Comments

B***r

Indonesia

Verified Purchase

5 .0